The Cynon Valley Party Registrations
| Electoral Commission ID | Registered on | Deregistered on | Primary name last updated on | Country |
| PP4186 | 24 June 2016 | 6 November 2020 | - | Great Britain |
| Electoral Commission ID | Registered on | Deregistered on | Primary name last updated on | Country |
| PP4186 | 24 June 2016 | 6 November 2020 | - | Great Britain |